Home / 5,440.88-7,508.42-3,083.18

Finding the Fourth Proportional to 5,440.88, 7,508.42 and 3,083.18

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Solution

The fourth proportional to 5,440.88, 7,508.42 and 3,083.18 is: 4,254.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.88 : 7,508.42 = 3,083.18 : x
  2. Step 2: Convert to fraction form
    5,440.88/7,508.42 = 3,083.18/x
  3. Step 3: Cross multiply
    5,440.88x = 7,508.42 × 3,083.18
  4. Step 4: Simplify right side
    5,440.88x = 23,149,810.38
  5. Step 5: Solve for x
    x = 23,149,810.38/5,440.88
  6. Step 6: Final answer
    x = 4,254.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.